using System;
using System.Collections.Generic;
using System.Linq;

namespace _04SentenceSplit
{
    public class SentenceSplit
    {
        public static void Main(string[] args)
        {
            var inputString = Console.ReadLine();

            var delimiter = Console.ReadLine();

            var output = inputString.Replace(delimiter, ", ");

            Console.WriteLine("["+output+"]");
        }
    }
}